23898280

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:251

約数の個数: 96

約数和(自身を含む): 63714600

約数和(自身を除く): 39816320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 89, 98, 137, 140, 178, 196, 245, 274, 280, 356, 392, 445, 490, 548, 623, 685, 712, 890, 959, 980, 1096, 1246, 1370, 1780, 1918, 1960, 2492, 2740, 3115, 3560, 3836, 4361, 4795, 4984, 5480, 6230, 6713, 7672, 8722, 9590, 12193, 12460, 13426, 17444, 19180, 21805, 24386, 24920, 26852, 33565, 34888, 38360, 43610, 48772, 53704, 60965, 67130, 85351, 87220, 97544, 121930, 134260, 170702, 174440, 243860, 268520, 341404, 426755, 487720, 597457, 682808, 853510, 1194914, 1707020, 2389828, 2987285, 3414040, 4779656, 5974570, 11949140, 23898280]

約数ペア:

[(1, 23898280), (2, 11949140), (4, 5974570), (5, 4779656), (7, 3414040), (8, 2987285), (10, 2389828), (14, 1707020), (20, 1194914), (28, 853510), (35, 682808), (40, 597457), (49, 487720), (56, 426755), (70, 341404), (89, 268520), (98, 243860), (137, 174440), (140, 170702), (178, 134260), (196, 121930), (245, 97544), (274, 87220), (280, 85351), (356, 67130), (392, 60965), (445, 53704), (490, 48772), (548, 43610), (623, 38360), (685, 34888), (712, 33565), (890, 26852), (959, 24920), (980, 24386), (1096, 21805), (1246, 19180), (1370, 17444), (1780, 13426), (1918, 12460), (1960, 12193), (2492, 9590), (2740, 8722), (3115, 7672), (3560, 6713), (3836, 6230), (4361, 5480), (4795, 4984)]