42383720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{397}}^1$

素因数の和:582

約数の個数: 64

約数和(自身を含む): 101872080

約数和(自身を除く): 59488360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 157, 170, 314, 340, 397, 628, 680, 785, 794, 1256, 1570, 1588, 1985, 2669, 3140, 3176, 3970, 5338, 6280, 6749, 7940, 10676, 13345, 13498, 15880, 21352, 26690, 26996, 33745, 53380, 53992, 62329, 67490, 106760, 124658, 134980, 249316, 269960, 311645, 498632, 623290, 1059593, 1246580, 2119186, 2493160, 4238372, 5297965, 8476744, 10595930, 21191860, 42383720]

約数ペア:

[(1, 42383720), (2, 21191860), (4, 10595930), (5, 8476744), (8, 5297965), (10, 4238372), (17, 2493160), (20, 2119186), (34, 1246580), (40, 1059593), (68, 623290), (85, 498632), (136, 311645), (157, 269960), (170, 249316), (314, 134980), (340, 124658), (397, 106760), (628, 67490), (680, 62329), (785, 53992), (794, 53380), (1256, 33745), (1570, 26996), (1588, 26690), (1985, 21352), (2669, 15880), (3140, 13498), (3176, 13345), (3970, 10676), (5338, 7940), (6280, 6749)]