1639841630

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1163}}^1\times {\mathrm{20143}}^1$

素因数の和:21320

約数の個数: 32

約数和(自身を含む): 3376456704

約数和(自身を除く): 1736615074

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1163, 2326, 5815, 8141, 11630, 16282, 20143, 40286, 40705, 81410, 100715, 141001, 201430, 282002, 705005, 1410010, 23426309, 46852618, 117131545, 163984163, 234263090, 327968326, 819920815, 1639841630]

約数ペア:

[(1, 1639841630), (2, 819920815), (5, 327968326), (7, 234263090), (10, 163984163), (14, 117131545), (35, 46852618), (70, 23426309), (1163, 1410010), (2326, 705005), (5815, 282002), (8141, 201430), (11630, 141001), (16282, 100715), (20143, 81410), (40286, 40705)]