19347720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{743}}^1$

素因数の和:795

約数の個数: 128

約数和(自身を含む): 68567040

約数和(自身を除く): 49219320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 620, 651, 743, 744, 840, 868, 930, 1085, 1240, 1302, 1486, 1736, 1860, 2170, 2229, 2604, 2972, 3255, 3715, 3720, 4340, 4458, 5201, 5208, 5944, 6510, 7430, 8680, 8916, 10402, 11145, 13020, 14860, 15603, 17832, 20804, 22290, 23033, 26005, 26040, 29720, 31206, 41608, 44580, 46066, 52010, 62412, 69099, 78015, 89160, 92132, 104020, 115165, 124824, 138198, 156030, 161231, 184264, 208040, 230330, 276396, 312060, 322462, 345495, 460660, 483693, 552792, 624120, 644924, 690990, 806155, 921320, 967386, 1289848, 1381980, 1612310, 1934772, 2418465, 2763960, 3224620, 3869544, 4836930, 6449240, 9673860, 19347720]

約数ペア:

[(1, 19347720), (2, 9673860), (3, 6449240), (4, 4836930), (5, 3869544), (6, 3224620), (7, 2763960), (8, 2418465), (10, 1934772), (12, 1612310), (14, 1381980), (15, 1289848), (20, 967386), (21, 921320), (24, 806155), (28, 690990), (30, 644924), (31, 624120), (35, 552792), (40, 483693), (42, 460660), (56, 345495), (60, 322462), (62, 312060), (70, 276396), (84, 230330), (93, 208040), (105, 184264), (120, 161231), (124, 156030), (140, 138198), (155, 124824), (168, 115165), (186, 104020), (210, 92132), (217, 89160), (248, 78015), (280, 69099), (310, 62412), (372, 52010), (420, 46066), (434, 44580), (465, 41608), (620, 31206), (651, 29720), (743, 26040), (744, 26005), (840, 23033), (868, 22290), (930, 20804), (1085, 17832), (1240, 15603), (1302, 14860), (1486, 13020), (1736, 11145), (1860, 10402), (2170, 8916), (2229, 8680), (2604, 7430), (2972, 6510), (3255, 5944), (3715, 5208), (3720, 5201), (4340, 4458)]