2567760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{823}}^1$

素因数の和:852

約数の個数: 80

約数和(自身を含む): 8582784

約数和(自身を除く): 6015024

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 823, 1040, 1560, 1646, 2469, 3120, 3292, 4115, 4938, 6584, 8230, 9876, 10699, 12345, 13168, 16460, 19752, 21398, 24690, 32097, 32920, 39504, 42796, 49380, 53495, 64194, 65840, 85592, 98760, 106990, 128388, 160485, 171184, 197520, 213980, 256776, 320970, 427960, 513552, 641940, 855920, 1283880, 2567760]

約数ペア:

[(1, 2567760), (2, 1283880), (3, 855920), (4, 641940), (5, 513552), (6, 427960), (8, 320970), (10, 256776), (12, 213980), (13, 197520), (15, 171184), (16, 160485), (20, 128388), (24, 106990), (26, 98760), (30, 85592), (39, 65840), (40, 64194), (48, 53495), (52, 49380), (60, 42796), (65, 39504), (78, 32920), (80, 32097), (104, 24690), (120, 21398), (130, 19752), (156, 16460), (195, 13168), (208, 12345), (240, 10699), (260, 9876), (312, 8230), (390, 6584), (520, 4938), (624, 4115), (780, 3292), (823, 3120), (1040, 2469), (1560, 1646)]