1967759740

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{457}}^1$

素因数の和:655

約数の個数: 96

約数和(自身を含む): 4362724800

約数和(自身を除く): 2394965060

約数列:

[1, 2, 4, 5, 10, 20, 41, 59, 82, 89, 118, 164, 178, 205, 236, 295, 356, 410, 445, 457, 590, 820, 890, 914, 1180, 1780, 1828, 2285, 2419, 3649, 4570, 4838, 5251, 7298, 9140, 9676, 10502, 12095, 14596, 18245, 18737, 21004, 24190, 26255, 26963, 36490, 37474, 40673, 48380, 52510, 53926, 72980, 74948, 81346, 93685, 105020, 107852, 134815, 162692, 187370, 203365, 215291, 269630, 374740, 406730, 430582, 539260, 813460, 861164, 1076455, 1105483, 1667593, 2152910, 2210966, 2399707, 3335186, 4305820, 4421932, 4799414, 5527415, 6670372, 8337965, 9598828, 11054830, 11998535, 16675930, 22109660, 23997070, 33351860, 47994140, 98387987, 196775974, 393551948, 491939935, 983879870, 1967759740]

約数ペア:

[(1, 1967759740), (2, 983879870), (4, 491939935), (5, 393551948), (10, 196775974), (20, 98387987), (41, 47994140), (59, 33351860), (82, 23997070), (89, 22109660), (118, 16675930), (164, 11998535), (178, 11054830), (205, 9598828), (236, 8337965), (295, 6670372), (356, 5527415), (410, 4799414), (445, 4421932), (457, 4305820), (590, 3335186), (820, 2399707), (890, 2210966), (914, 2152910), (1180, 1667593), (1780, 1105483), (1828, 1076455), (2285, 861164), (2419, 813460), (3649, 539260), (4570, 430582), (4838, 406730), (5251, 374740), (7298, 269630), (9140, 215291), (9676, 203365), (10502, 187370), (12095, 162692), (14596, 134815), (18245, 107852), (18737, 105020), (21004, 93685), (24190, 81346), (26255, 74948), (26963, 72980), (36490, 53926), (37474, 52510), (40673, 48380)]