1555886860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{953}}^1$

素因数の和:1195

約数の個数: 96

約数和(自身を含む): 3675357504

約数和(自身を除く): 2119470644

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 181, 205, 220, 362, 410, 451, 724, 820, 902, 905, 953, 1804, 1810, 1906, 1991, 2255, 3620, 3812, 3982, 4510, 4765, 7421, 7964, 9020, 9530, 9955, 10483, 14842, 19060, 19910, 20966, 29684, 37105, 39073, 39820, 41932, 52415, 74210, 78146, 81631, 104830, 148420, 156292, 163262, 172493, 195365, 209660, 326524, 344986, 390730, 408155, 429803, 689972, 781460, 816310, 859606, 862465, 1632620, 1719212, 1724930, 1897423, 2149015, 3449860, 3794846, 4298030, 7072213, 7589692, 8596060, 9487115, 14144426, 18974230, 28288852, 35361065, 37948460, 70722130, 77794343, 141444260, 155588686, 311177372, 388971715, 777943430, 1555886860]

約数ペア:

[(1, 1555886860), (2, 777943430), (4, 388971715), (5, 311177372), (10, 155588686), (11, 141444260), (20, 77794343), (22, 70722130), (41, 37948460), (44, 35361065), (55, 28288852), (82, 18974230), (110, 14144426), (164, 9487115), (181, 8596060), (205, 7589692), (220, 7072213), (362, 4298030), (410, 3794846), (451, 3449860), (724, 2149015), (820, 1897423), (902, 1724930), (905, 1719212), (953, 1632620), (1804, 862465), (1810, 859606), (1906, 816310), (1991, 781460), (2255, 689972), (3620, 429803), (3812, 408155), (3982, 390730), (4510, 344986), (4765, 326524), (7421, 209660), (7964, 195365), (9020, 172493), (9530, 163262), (9955, 156292), (10483, 148420), (14842, 104830), (19060, 81631), (19910, 78146), (20966, 74210), (29684, 52415), (37105, 41932), (39073, 39820)]