11988400

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:119

約数の個数: 120

約数和(自身を含む): 31966704

約数和(自身を除く): 19978304

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 41, 43, 50, 68, 80, 82, 85, 86, 100, 136, 164, 170, 172, 200, 205, 215, 272, 328, 340, 344, 400, 410, 425, 430, 656, 680, 688, 697, 731, 820, 850, 860, 1025, 1075, 1360, 1394, 1462, 1640, 1700, 1720, 1763, 2050, 2150, 2788, 2924, 3280, 3400, 3440, 3485, 3526, 3655, 4100, 4300, 5576, 5848, 6800, 6970, 7052, 7310, 8200, 8600, 8815, 11152, 11696, 13940, 14104, 14620, 16400, 17200, 17425, 17630, 18275, 27880, 28208, 29240, 29971, 34850, 35260, 36550, 44075, 55760, 58480, 59942, 69700, 70520, 73100, 88150, 119884, 139400, 141040, 146200, 149855, 176300, 239768, 278800, 292400, 299710, 352600, 479536, 599420, 705200, 749275, 1198840, 1498550, 2397680, 2997100, 5994200, 11988400]

約数ペア:

[(1, 11988400), (2, 5994200), (4, 2997100), (5, 2397680), (8, 1498550), (10, 1198840), (16, 749275), (17, 705200), (20, 599420), (25, 479536), (34, 352600), (40, 299710), (41, 292400), (43, 278800), (50, 239768), (68, 176300), (80, 149855), (82, 146200), (85, 141040), (86, 139400), (100, 119884), (136, 88150), (164, 73100), (170, 70520), (172, 69700), (200, 59942), (205, 58480), (215, 55760), (272, 44075), (328, 36550), (340, 35260), (344, 34850), (400, 29971), (410, 29240), (425, 28208), (430, 27880), (656, 18275), (680, 17630), (688, 17425), (697, 17200), (731, 16400), (820, 14620), (850, 14104), (860, 13940), (1025, 11696), (1075, 11152), (1360, 8815), (1394, 8600), (1462, 8200), (1640, 7310), (1700, 7052), (1720, 6970), (1763, 6800), (2050, 5848), (2150, 5576), (2788, 4300), (2924, 4100), (3280, 3655), (3400, 3526), (3440, 3485)]