4149040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:290

約数の個数: 80

約数和(自身を含む): 11427840

約数和(自身を除く): 7278800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 239, 248, 280, 310, 434, 478, 496, 560, 620, 868, 956, 1085, 1195, 1240, 1673, 1736, 1912, 2170, 2390, 2480, 3346, 3472, 3824, 4340, 4780, 6692, 7409, 8365, 8680, 9560, 13384, 14818, 16730, 17360, 19120, 26768, 29636, 33460, 37045, 51863, 59272, 66920, 74090, 103726, 118544, 133840, 148180, 207452, 259315, 296360, 414904, 518630, 592720, 829808, 1037260, 2074520, 4149040]

約数ペア:

[(1, 4149040), (2, 2074520), (4, 1037260), (5, 829808), (7, 592720), (8, 518630), (10, 414904), (14, 296360), (16, 259315), (20, 207452), (28, 148180), (31, 133840), (35, 118544), (40, 103726), (56, 74090), (62, 66920), (70, 59272), (80, 51863), (112, 37045), (124, 33460), (140, 29636), (155, 26768), (217, 19120), (239, 17360), (248, 16730), (280, 14818), (310, 13384), (434, 9560), (478, 8680), (496, 8365), (560, 7409), (620, 6692), (868, 4780), (956, 4340), (1085, 3824), (1195, 3472), (1240, 3346), (1673, 2480), (1736, 2390), (1912, 2170)]