2013307640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{71597}}^1$

素因数の和:71664

約数の個数: 64

約数和(自身を含む): 4897303200

約数和(自身を除く): 2883995560

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 37, 38, 40, 74, 76, 95, 148, 152, 185, 190, 296, 370, 380, 703, 740, 760, 1406, 1480, 2812, 3515, 5624, 7030, 14060, 28120, 71597, 143194, 286388, 357985, 572776, 715970, 1360343, 1431940, 2649089, 2720686, 2863880, 5298178, 5441372, 6801715, 10596356, 10882744, 13245445, 13603430, 21192712, 26490890, 27206860, 50332691, 52981780, 54413720, 100665382, 105963560, 201330764, 251663455, 402661528, 503326910, 1006653820, 2013307640]

約数ペア:

[(1, 2013307640), (2, 1006653820), (4, 503326910), (5, 402661528), (8, 251663455), (10, 201330764), (19, 105963560), (20, 100665382), (37, 54413720), (38, 52981780), (40, 50332691), (74, 27206860), (76, 26490890), (95, 21192712), (148, 13603430), (152, 13245445), (185, 10882744), (190, 10596356), (296, 6801715), (370, 5441372), (380, 5298178), (703, 2863880), (740, 2720686), (760, 2649089), (1406, 1431940), (1480, 1360343), (2812, 715970), (3515, 572776), (5624, 357985), (7030, 286388), (14060, 143194), (28120, 71597)]