2017726280

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{613}}^1$

素因数の和:775

約数の個数: 128

約数和(自身を含む): 4933612800

約数和(自身を除く): 2915886520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 61, 71, 76, 95, 122, 142, 152, 190, 244, 284, 305, 355, 380, 488, 568, 610, 613, 710, 760, 1159, 1220, 1226, 1349, 1420, 2318, 2440, 2452, 2698, 2840, 3065, 4331, 4636, 4904, 5396, 5795, 6130, 6745, 8662, 9272, 10792, 11590, 11647, 12260, 13490, 17324, 21655, 23180, 23294, 24520, 26980, 34648, 37393, 43310, 43523, 46360, 46588, 53960, 58235, 74786, 82289, 86620, 87046, 93176, 116470, 149572, 164578, 173240, 174092, 186965, 217615, 232940, 299144, 329156, 348184, 373930, 411445, 435230, 465880, 658312, 710467, 747860, 822890, 826937, 870460, 1420934, 1495720, 1645780, 1653874, 1740920, 2654903, 2841868, 3291560, 3307748, 3552335, 4134685, 5309806, 5683736, 6615496, 7104670, 8269370, 10619612, 13274515, 14209340, 16538740, 21239224, 26549030, 28418680, 33077480, 50443157, 53098060, 100886314, 106196120, 201772628, 252215785, 403545256, 504431570, 1008863140, 2017726280]

約数ペア:

[(1, 2017726280), (2, 1008863140), (4, 504431570), (5, 403545256), (8, 252215785), (10, 201772628), (19, 106196120), (20, 100886314), (38, 53098060), (40, 50443157), (61, 33077480), (71, 28418680), (76, 26549030), (95, 21239224), (122, 16538740), (142, 14209340), (152, 13274515), (190, 10619612), (244, 8269370), (284, 7104670), (305, 6615496), (355, 5683736), (380, 5309806), (488, 4134685), (568, 3552335), (610, 3307748), (613, 3291560), (710, 2841868), (760, 2654903), (1159, 1740920), (1220, 1653874), (1226, 1645780), (1349, 1495720), (1420, 1420934), (2318, 870460), (2440, 826937), (2452, 822890), (2698, 747860), (2840, 710467), (3065, 658312), (4331, 465880), (4636, 435230), (4904, 411445), (5396, 373930), (5795, 348184), (6130, 329156), (6745, 299144), (8662, 232940), (9272, 217615), (10792, 186965), (11590, 174092), (11647, 173240), (12260, 164578), (13490, 149572), (17324, 116470), (21655, 93176), (23180, 87046), (23294, 86620), (24520, 82289), (26980, 74786), (34648, 58235), (37393, 53960), (43310, 46588), (43523, 46360)]