1881968

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{37}}^1$

素因数の和:90

約数の個数: 60

約数和(自身を含む): 4339752

約数和(自身を除く): 2457784

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 37, 44, 68, 74, 88, 136, 148, 176, 187, 272, 289, 296, 374, 407, 578, 592, 629, 748, 814, 1156, 1258, 1496, 1628, 2312, 2516, 2992, 3179, 3256, 4624, 5032, 6358, 6512, 6919, 10064, 10693, 12716, 13838, 21386, 25432, 27676, 42772, 50864, 55352, 85544, 110704, 117623, 171088, 235246, 470492, 940984, 1881968]

約数ペア:

[(1, 1881968), (2, 940984), (4, 470492), (8, 235246), (11, 171088), (16, 117623), (17, 110704), (22, 85544), (34, 55352), (37, 50864), (44, 42772), (68, 27676), (74, 25432), (88, 21386), (136, 13838), (148, 12716), (176, 10693), (187, 10064), (272, 6919), (289, 6512), (296, 6358), (374, 5032), (407, 4624), (578, 3256), (592, 3179), (629, 2992), (748, 2516), (814, 2312), (1156, 1628), (1258, 1496)]