23115920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{739}}^1$

素因数の和:792

約数の個数: 80

約数和(自身を含む): 59460480

約数和(自身を除く): 36344560

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 34, 40, 46, 68, 80, 85, 92, 115, 136, 170, 184, 230, 272, 340, 368, 391, 460, 680, 739, 782, 920, 1360, 1478, 1564, 1840, 1955, 2956, 3128, 3695, 3910, 5912, 6256, 7390, 7820, 11824, 12563, 14780, 15640, 16997, 25126, 29560, 31280, 33994, 50252, 59120, 62815, 67988, 84985, 100504, 125630, 135976, 169970, 201008, 251260, 271952, 288949, 339940, 502520, 577898, 679880, 1005040, 1155796, 1359760, 1444745, 2311592, 2889490, 4623184, 5778980, 11557960, 23115920]

約数ペア:

[(1, 23115920), (2, 11557960), (4, 5778980), (5, 4623184), (8, 2889490), (10, 2311592), (16, 1444745), (17, 1359760), (20, 1155796), (23, 1005040), (34, 679880), (40, 577898), (46, 502520), (68, 339940), (80, 288949), (85, 271952), (92, 251260), (115, 201008), (136, 169970), (170, 135976), (184, 125630), (230, 100504), (272, 84985), (340, 67988), (368, 62815), (391, 59120), (460, 50252), (680, 33994), (739, 31280), (782, 29560), (920, 25126), (1360, 16997), (1478, 15640), (1564, 14780), (1840, 12563), (1955, 11824), (2956, 7820), (3128, 7390), (3695, 6256), (3910, 5912)]