40991512

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{4421}}^1$

素因数の和:4507

約数の個数: 32

約数和(自身を含む): 82249200

約数和(自身を除く): 41257688

約数列:

[1, 2, 4, 8, 19, 38, 61, 76, 122, 152, 244, 488, 1159, 2318, 4421, 4636, 8842, 9272, 17684, 35368, 83999, 167998, 269681, 335996, 539362, 671992, 1078724, 2157448, 5123939, 10247878, 20495756, 40991512]

約数ペア:

[(1, 40991512), (2, 20495756), (4, 10247878), (8, 5123939), (19, 2157448), (38, 1078724), (61, 671992), (76, 539362), (122, 335996), (152, 269681), (244, 167998), (488, 83999), (1159, 35368), (2318, 17684), (4421, 9272), (4636, 8842)]