20772570

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1087}}^1$

素因数の和:1124

約数の個数: 96

約数和(自身を含む): 62512128

約数和(自身を除く): 41739558

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 49, 65, 70, 78, 91, 98, 105, 130, 147, 182, 195, 210, 245, 273, 294, 390, 455, 490, 546, 637, 735, 910, 1087, 1274, 1365, 1470, 1911, 2174, 2730, 3185, 3261, 3822, 5435, 6370, 6522, 7609, 9555, 10870, 14131, 15218, 16305, 19110, 22827, 28262, 32610, 38045, 42393, 45654, 53263, 70655, 76090, 84786, 98917, 106526, 114135, 141310, 159789, 197834, 211965, 228270, 266315, 296751, 319578, 423930, 494585, 532630, 593502, 692419, 798945, 989170, 1384838, 1483755, 1597890, 2077257, 2967510, 3462095, 4154514, 6924190, 10386285, 20772570]

約数ペア:

[(1, 20772570), (2, 10386285), (3, 6924190), (5, 4154514), (6, 3462095), (7, 2967510), (10, 2077257), (13, 1597890), (14, 1483755), (15, 1384838), (21, 989170), (26, 798945), (30, 692419), (35, 593502), (39, 532630), (42, 494585), (49, 423930), (65, 319578), (70, 296751), (78, 266315), (91, 228270), (98, 211965), (105, 197834), (130, 159789), (147, 141310), (182, 114135), (195, 106526), (210, 98917), (245, 84786), (273, 76090), (294, 70655), (390, 53263), (455, 45654), (490, 42393), (546, 38045), (637, 32610), (735, 28262), (910, 22827), (1087, 19110), (1274, 16305), (1365, 15218), (1470, 14131), (1911, 10870), (2174, 9555), (2730, 7609), (3185, 6522), (3261, 6370), (3822, 5435)]