40938390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{19777}}^1$

素因数の和:19813

約数の個数: 48

約数和(自身を含む): 111073248

約数和(自身を除く): 70134858

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 345, 414, 690, 1035, 2070, 19777, 39554, 59331, 98885, 118662, 177993, 197770, 296655, 355986, 454871, 593310, 889965, 909742, 1364613, 1779930, 2274355, 2729226, 4093839, 4548710, 6823065, 8187678, 13646130, 20469195, 40938390]

約数ペア:

[(1, 40938390), (2, 20469195), (3, 13646130), (5, 8187678), (6, 6823065), (9, 4548710), (10, 4093839), (15, 2729226), (18, 2274355), (23, 1779930), (30, 1364613), (45, 909742), (46, 889965), (69, 593310), (90, 454871), (115, 355986), (138, 296655), (207, 197770), (230, 177993), (345, 118662), (414, 98885), (690, 59331), (1035, 39554), (2070, 19777)]