40101640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{3469}}^1$

素因数の和:3514

約数の個数: 48

約数和(自身を含む): 95876100

約数和(自身を除く): 55774460

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 289, 340, 578, 680, 1156, 1445, 2312, 2890, 3469, 5780, 6938, 11560, 13876, 17345, 27752, 34690, 58973, 69380, 117946, 138760, 235892, 294865, 471784, 589730, 1002541, 1179460, 2005082, 2358920, 4010164, 5012705, 8020328, 10025410, 20050820, 40101640]

約数ペア:

[(1, 40101640), (2, 20050820), (4, 10025410), (5, 8020328), (8, 5012705), (10, 4010164), (17, 2358920), (20, 2005082), (34, 1179460), (40, 1002541), (68, 589730), (85, 471784), (136, 294865), (170, 235892), (289, 138760), (340, 117946), (578, 69380), (680, 58973), (1156, 34690), (1445, 27752), (2312, 17345), (2890, 13876), (3469, 11560), (5780, 6938)]