891277240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{38351}}^1$

素因数の和:38452

約数の個数: 64

約数和(自身を含む): 2319528960

約数和(自身を除く): 1428251720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 83, 140, 166, 280, 332, 415, 581, 664, 830, 1162, 1660, 2324, 2905, 3320, 4648, 5810, 11620, 23240, 38351, 76702, 153404, 191755, 268457, 306808, 383510, 536914, 767020, 1073828, 1342285, 1534040, 2147656, 2684570, 3183133, 5369140, 6366266, 10738280, 12732532, 15915665, 22281931, 25465064, 31831330, 44563862, 63662660, 89127724, 111409655, 127325320, 178255448, 222819310, 445638620, 891277240]

約数ペア:

[(1, 891277240), (2, 445638620), (4, 222819310), (5, 178255448), (7, 127325320), (8, 111409655), (10, 89127724), (14, 63662660), (20, 44563862), (28, 31831330), (35, 25465064), (40, 22281931), (56, 15915665), (70, 12732532), (83, 10738280), (140, 6366266), (166, 5369140), (280, 3183133), (332, 2684570), (415, 2147656), (581, 1534040), (664, 1342285), (830, 1073828), (1162, 767020), (1660, 536914), (2324, 383510), (2905, 306808), (3320, 268457), (4648, 191755), (5810, 153404), (11620, 76702), (23240, 38351)]