20157803210

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{24979}}^1$

素因数の和:25151

約数の個数: 64

約数和(自身を含む): 39625873920

約数和(自身を除く): 19468070710

約数列:

[1, 2, 5, 10, 17, 34, 47, 85, 94, 101, 170, 202, 235, 470, 505, 799, 1010, 1598, 1717, 3434, 3995, 4747, 7990, 8585, 9494, 17170, 23735, 24979, 47470, 49958, 80699, 124895, 161398, 249790, 403495, 424643, 806990, 849286, 1174013, 2123215, 2348026, 2522879, 4246430, 5045758, 5870065, 11740130, 12614395, 19958221, 25228790, 39916442, 42888943, 85777886, 99791105, 118575313, 199582210, 214444715, 237150626, 428889430, 592876565, 1185753130, 2015780321, 4031560642, 10078901605, 20157803210]

約数ペア:

[(1, 20157803210), (2, 10078901605), (5, 4031560642), (10, 2015780321), (17, 1185753130), (34, 592876565), (47, 428889430), (85, 237150626), (94, 214444715), (101, 199582210), (170, 118575313), (202, 99791105), (235, 85777886), (470, 42888943), (505, 39916442), (799, 25228790), (1010, 19958221), (1598, 12614395), (1717, 11740130), (3434, 5870065), (3995, 5045758), (4747, 4246430), (7990, 2522879), (8585, 2348026), (9494, 2123215), (17170, 1174013), (23735, 849286), (24979, 806990), (47470, 424643), (49958, 403495), (80699, 249790), (124895, 161398)]