53921890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{21313}}^1$

素因数の和:21354

約数の個数: 32

約数和(自身を含む): 110491776

約数和(自身を除く): 56569886

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 21313, 42626, 106565, 213130, 234443, 468886, 490199, 980398, 1172215, 2344430, 2450995, 4901990, 5392189, 10784378, 26960945, 53921890]

約数ペア:

[(1, 53921890), (2, 26960945), (5, 10784378), (10, 5392189), (11, 4901990), (22, 2450995), (23, 2344430), (46, 1172215), (55, 980398), (110, 490199), (115, 468886), (230, 234443), (253, 213130), (506, 106565), (1265, 42626), (2530, 21313)]