7138023740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{431}}^1\times {\mathrm{1063}}^1$

素因数の和:1563

約数の個数: 96

約数和(自身を含む): 16216381440

約数和(自身を除く): 9078357700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 76, 82, 95, 164, 190, 205, 380, 410, 431, 779, 820, 862, 1063, 1558, 1724, 2126, 2155, 3116, 3895, 4252, 4310, 5315, 7790, 8189, 8620, 10630, 15580, 16378, 17671, 20197, 21260, 32756, 35342, 40394, 40945, 43583, 70684, 80788, 81890, 87166, 88355, 100985, 163780, 174332, 176710, 201970, 217915, 335749, 353420, 403940, 435830, 458153, 671498, 828077, 871660, 916306, 1342996, 1656154, 1678745, 1832612, 2290765, 3312308, 3357490, 4140385, 4581530, 6714980, 8280770, 8704907, 9163060, 16561540, 17409814, 18784273, 34819628, 37568546, 43524535, 75137092, 87049070, 93921365, 174098140, 187842730, 356901187, 375685460, 713802374, 1427604748, 1784505935, 3569011870, 7138023740]

約数ペア:

[(1, 7138023740), (2, 3569011870), (4, 1784505935), (5, 1427604748), (10, 713802374), (19, 375685460), (20, 356901187), (38, 187842730), (41, 174098140), (76, 93921365), (82, 87049070), (95, 75137092), (164, 43524535), (190, 37568546), (205, 34819628), (380, 18784273), (410, 17409814), (431, 16561540), (779, 9163060), (820, 8704907), (862, 8280770), (1063, 6714980), (1558, 4581530), (1724, 4140385), (2126, 3357490), (2155, 3312308), (3116, 2290765), (3895, 1832612), (4252, 1678745), (4310, 1656154), (5315, 1342996), (7790, 916306), (8189, 871660), (8620, 828077), (10630, 671498), (15580, 458153), (16378, 435830), (17671, 403940), (20197, 353420), (21260, 335749), (32756, 217915), (35342, 201970), (40394, 176710), (40945, 174332), (43583, 163780), (70684, 100985), (80788, 88355), (81890, 87166)]