15691957780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2503}}^1\times {\mathrm{18439}}^1$

素因数の和:20968

約数の個数: 48

約数和(自身を含む): 34907362560

約数和(自身を除く): 19215404780

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 2503, 5006, 10012, 12515, 18439, 25030, 36878, 42551, 50060, 73756, 85102, 92195, 170204, 184390, 212755, 313463, 368780, 425510, 626926, 851020, 1253852, 1567315, 3134630, 6269260, 46152817, 92305634, 184611268, 230764085, 461528170, 784597889, 923056340, 1569195778, 3138391556, 3922989445, 7845978890, 15691957780]

約数ペア:

[(1, 15691957780), (2, 7845978890), (4, 3922989445), (5, 3138391556), (10, 1569195778), (17, 923056340), (20, 784597889), (34, 461528170), (68, 230764085), (85, 184611268), (170, 92305634), (340, 46152817), (2503, 6269260), (5006, 3134630), (10012, 1567315), (12515, 1253852), (18439, 851020), (25030, 626926), (36878, 425510), (42551, 368780), (50060, 313463), (73756, 212755), (85102, 184390), (92195, 170204)]