40246528

素因数分解:

$2^8\times 7^1\times {\mathrm{37}}^1\times {\mathrm{607}}^1$

素因数の和:667

約数の個数: 72

約数和(自身を含む): 94449152

約数和(自身を除く): 54202624

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 37, 56, 64, 74, 112, 128, 148, 224, 256, 259, 296, 448, 518, 592, 607, 896, 1036, 1184, 1214, 1792, 2072, 2368, 2428, 4144, 4249, 4736, 4856, 8288, 8498, 9472, 9712, 16576, 16996, 19424, 22459, 33152, 33992, 38848, 44918, 66304, 67984, 77696, 89836, 135968, 155392, 157213, 179672, 271936, 314426, 359344, 543872, 628852, 718688, 1087744, 1257704, 1437376, 2515408, 2874752, 5030816, 5749504, 10061632, 20123264, 40246528]

約数ペア:

[(1, 40246528), (2, 20123264), (4, 10061632), (7, 5749504), (8, 5030816), (14, 2874752), (16, 2515408), (28, 1437376), (32, 1257704), (37, 1087744), (56, 718688), (64, 628852), (74, 543872), (112, 359344), (128, 314426), (148, 271936), (224, 179672), (256, 157213), (259, 155392), (296, 135968), (448, 89836), (518, 77696), (592, 67984), (607, 66304), (896, 44918), (1036, 38848), (1184, 33992), (1214, 33152), (1792, 22459), (2072, 19424), (2368, 16996), (2428, 16576), (4144, 9712), (4249, 9472), (4736, 8498), (4856, 8288)]