40506784

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3919}}^1$

素因数の和:3965

約数の個数: 48

約数和(自身を含む): 88905600

約数和(自身を除く): 48398816

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 68, 76, 136, 152, 272, 304, 323, 544, 608, 646, 1292, 2584, 3919, 5168, 7838, 10336, 15676, 31352, 62704, 66623, 74461, 125408, 133246, 148922, 266492, 297844, 532984, 595688, 1065968, 1191376, 1265837, 2131936, 2382752, 2531674, 5063348, 10126696, 20253392, 40506784]

約数ペア:

[(1, 40506784), (2, 20253392), (4, 10126696), (8, 5063348), (16, 2531674), (17, 2382752), (19, 2131936), (32, 1265837), (34, 1191376), (38, 1065968), (68, 595688), (76, 532984), (136, 297844), (152, 266492), (272, 148922), (304, 133246), (323, 125408), (544, 74461), (608, 66623), (646, 62704), (1292, 31352), (2584, 15676), (3919, 10336), (5168, 7838)]