42310040

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{229}}^1$

素因数の和:420

約数の個数: 64

約数和(自身を含む): 99360000

約数和(自身を除く): 57049960

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 149, 155, 229, 248, 298, 310, 458, 596, 620, 745, 916, 1145, 1192, 1240, 1490, 1832, 2290, 2980, 4580, 4619, 5960, 7099, 9160, 9238, 14198, 18476, 23095, 28396, 34121, 35495, 36952, 46190, 56792, 68242, 70990, 92380, 136484, 141980, 170605, 184760, 272968, 283960, 341210, 682420, 1057751, 1364840, 2115502, 4231004, 5288755, 8462008, 10577510, 21155020, 42310040]

約数ペア:

[(1, 42310040), (2, 21155020), (4, 10577510), (5, 8462008), (8, 5288755), (10, 4231004), (20, 2115502), (31, 1364840), (40, 1057751), (62, 682420), (124, 341210), (149, 283960), (155, 272968), (229, 184760), (248, 170605), (298, 141980), (310, 136484), (458, 92380), (596, 70990), (620, 68242), (745, 56792), (916, 46190), (1145, 36952), (1192, 35495), (1240, 34121), (1490, 28396), (1832, 23095), (2290, 18476), (2980, 14198), (4580, 9238), (4619, 9160), (5960, 7099)]