40154672

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{1109}}^1$

素因数の和:1221

約数の個数: 40

約数和(自身を含む): 81482880

約数和(自身を除く): 41328208

約数列:

[1, 2, 4, 8, 16, 31, 62, 73, 124, 146, 248, 292, 496, 584, 1109, 1168, 2218, 2263, 4436, 4526, 8872, 9052, 17744, 18104, 34379, 36208, 68758, 80957, 137516, 161914, 275032, 323828, 550064, 647656, 1295312, 2509667, 5019334, 10038668, 20077336, 40154672]

約数ペア:

[(1, 40154672), (2, 20077336), (4, 10038668), (8, 5019334), (16, 2509667), (31, 1295312), (62, 647656), (73, 550064), (124, 323828), (146, 275032), (248, 161914), (292, 137516), (496, 80957), (584, 68758), (1109, 36208), (1168, 34379), (2218, 18104), (2263, 17744), (4436, 9052), (4526, 8872)]