40041960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{653}}^1$

素因数の和:747

約数の個数: 128

約数和(自身を含む): 139380480

約数和(自身を除く): 99338520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 73, 84, 105, 120, 140, 146, 168, 210, 219, 280, 292, 365, 420, 438, 511, 584, 653, 730, 840, 876, 1022, 1095, 1306, 1460, 1533, 1752, 1959, 2044, 2190, 2555, 2612, 2920, 3066, 3265, 3918, 4088, 4380, 4571, 5110, 5224, 6132, 6530, 7665, 7836, 8760, 9142, 9795, 10220, 12264, 13060, 13713, 15330, 15672, 18284, 19590, 20440, 22855, 26120, 27426, 30660, 36568, 39180, 45710, 47669, 54852, 61320, 68565, 78360, 91420, 95338, 109704, 137130, 143007, 182840, 190676, 238345, 274260, 286014, 333683, 381352, 476690, 548520, 572028, 667366, 715035, 953380, 1001049, 1144056, 1334732, 1430070, 1668415, 1906760, 2002098, 2669464, 2860140, 3336830, 4004196, 5005245, 5720280, 6673660, 8008392, 10010490, 13347320, 20020980, 40041960]

約数ペア:

[(1, 40041960), (2, 20020980), (3, 13347320), (4, 10010490), (5, 8008392), (6, 6673660), (7, 5720280), (8, 5005245), (10, 4004196), (12, 3336830), (14, 2860140), (15, 2669464), (20, 2002098), (21, 1906760), (24, 1668415), (28, 1430070), (30, 1334732), (35, 1144056), (40, 1001049), (42, 953380), (56, 715035), (60, 667366), (70, 572028), (73, 548520), (84, 476690), (105, 381352), (120, 333683), (140, 286014), (146, 274260), (168, 238345), (210, 190676), (219, 182840), (280, 143007), (292, 137130), (365, 109704), (420, 95338), (438, 91420), (511, 78360), (584, 68565), (653, 61320), (730, 54852), (840, 47669), (876, 45710), (1022, 39180), (1095, 36568), (1306, 30660), (1460, 27426), (1533, 26120), (1752, 22855), (1959, 20440), (2044, 19590), (2190, 18284), (2555, 15672), (2612, 15330), (2920, 13713), (3066, 13060), (3265, 12264), (3918, 10220), (4088, 9795), (4380, 9142), (4571, 8760), (5110, 7836), (5224, 7665), (6132, 6530)]