2018720

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:94

約数の個数: 96

約数和(自身を含む): 5515776

約数和(自身を除く): 3497056

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 37, 40, 44, 55, 62, 74, 80, 88, 110, 124, 148, 155, 160, 176, 185, 220, 248, 296, 310, 341, 352, 370, 407, 440, 496, 592, 620, 682, 740, 814, 880, 992, 1147, 1184, 1240, 1364, 1480, 1628, 1705, 1760, 2035, 2294, 2480, 2728, 2960, 3256, 3410, 4070, 4588, 4960, 5456, 5735, 5920, 6512, 6820, 8140, 9176, 10912, 11470, 12617, 13024, 13640, 16280, 18352, 22940, 25234, 27280, 32560, 36704, 45880, 50468, 54560, 63085, 65120, 91760, 100936, 126170, 183520, 201872, 252340, 403744, 504680, 1009360, 2018720]

約数ペア:

[(1, 2018720), (2, 1009360), (4, 504680), (5, 403744), (8, 252340), (10, 201872), (11, 183520), (16, 126170), (20, 100936), (22, 91760), (31, 65120), (32, 63085), (37, 54560), (40, 50468), (44, 45880), (55, 36704), (62, 32560), (74, 27280), (80, 25234), (88, 22940), (110, 18352), (124, 16280), (148, 13640), (155, 13024), (160, 12617), (176, 11470), (185, 10912), (220, 9176), (248, 8140), (296, 6820), (310, 6512), (341, 5920), (352, 5735), (370, 5456), (407, 4960), (440, 4588), (496, 4070), (592, 3410), (620, 3256), (682, 2960), (740, 2728), (814, 2480), (880, 2294), (992, 2035), (1147, 1760), (1184, 1705), (1240, 1628), (1364, 1480)]