20374770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{587}}^1$

素因数の和:699

約数の個数: 64

約数和(自身を含む): 53343360

約数和(自身を除く): 32968590

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 89, 130, 178, 195, 267, 390, 445, 534, 587, 890, 1157, 1174, 1335, 1761, 2314, 2670, 2935, 3471, 3522, 5785, 5870, 6942, 7631, 8805, 11570, 15262, 17355, 17610, 22893, 34710, 38155, 45786, 52243, 76310, 104486, 114465, 156729, 228930, 261215, 313458, 522430, 679159, 783645, 1358318, 1567290, 2037477, 3395795, 4074954, 6791590, 10187385, 20374770]

約数ペア:

[(1, 20374770), (2, 10187385), (3, 6791590), (5, 4074954), (6, 3395795), (10, 2037477), (13, 1567290), (15, 1358318), (26, 783645), (30, 679159), (39, 522430), (65, 313458), (78, 261215), (89, 228930), (130, 156729), (178, 114465), (195, 104486), (267, 76310), (390, 52243), (445, 45786), (534, 38155), (587, 34710), (890, 22893), (1157, 17610), (1174, 17355), (1335, 15262), (1761, 11570), (2314, 8805), (2670, 7631), (2935, 6942), (3471, 5870), (3522, 5785)]