20347861560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{48131}}^1$

素因数の和:48429

約数の個数: 128

約数和(自身を含む): 65983196160

約数和(自身を除く): 45635334600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 271, 312, 390, 520, 542, 780, 813, 1084, 1355, 1560, 1626, 2168, 2710, 3252, 3523, 4065, 5420, 6504, 7046, 8130, 10569, 10840, 14092, 16260, 17615, 21138, 28184, 32520, 35230, 42276, 48131, 52845, 70460, 84552, 96262, 105690, 140920, 144393, 192524, 211380, 240655, 288786, 385048, 422760, 481310, 577572, 625703, 721965, 962620, 1155144, 1251406, 1443930, 1877109, 1925240, 2502812, 2887860, 3128515, 3754218, 5005624, 5775720, 6257030, 7508436, 9385545, 12514060, 13043501, 15016872, 18771090, 25028120, 26087002, 37542180, 39130503, 52174004, 65217505, 75084360, 78261006, 104348008, 130435010, 156522012, 169565513, 195652515, 260870020, 313044024, 339131026, 391305030, 508696539, 521740040, 678262052, 782610060, 847827565, 1017393078, 1356524104, 1565220120, 1695655130, 2034786156, 2543482695, 3391310260, 4069572312, 5086965390, 6782620520, 10173930780, 20347861560]

約数ペア:

[(1, 20347861560), (2, 10173930780), (3, 6782620520), (4, 5086965390), (5, 4069572312), (6, 3391310260), (8, 2543482695), (10, 2034786156), (12, 1695655130), (13, 1565220120), (15, 1356524104), (20, 1017393078), (24, 847827565), (26, 782610060), (30, 678262052), (39, 521740040), (40, 508696539), (52, 391305030), (60, 339131026), (65, 313044024), (78, 260870020), (104, 195652515), (120, 169565513), (130, 156522012), (156, 130435010), (195, 104348008), (260, 78261006), (271, 75084360), (312, 65217505), (390, 52174004), (520, 39130503), (542, 37542180), (780, 26087002), (813, 25028120), (1084, 18771090), (1355, 15016872), (1560, 13043501), (1626, 12514060), (2168, 9385545), (2710, 7508436), (3252, 6257030), (3523, 5775720), (4065, 5005624), (5420, 3754218), (6504, 3128515), (7046, 2887860), (8130, 2502812), (10569, 1925240), (10840, 1877109), (14092, 1443930), (16260, 1251406), (17615, 1155144), (21138, 962620), (28184, 721965), (32520, 625703), (35230, 577572), (42276, 481310), (48131, 422760), (52845, 385048), (70460, 288786), (84552, 240655), (96262, 211380), (105690, 192524), (140920, 144393)]