39882680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{659}}^1$

素因数の和:776

約数の個数: 64

約数和(自身を含む): 96228000

約数和(自身を除く): 56345320

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 89, 136, 170, 178, 340, 356, 445, 659, 680, 712, 890, 1318, 1513, 1780, 2636, 3026, 3295, 3560, 5272, 6052, 6590, 7565, 11203, 12104, 13180, 15130, 22406, 26360, 30260, 44812, 56015, 58651, 60520, 89624, 112030, 117302, 224060, 234604, 293255, 448120, 469208, 586510, 997067, 1173020, 1994134, 2346040, 3988268, 4985335, 7976536, 9970670, 19941340, 39882680]

約数ペア:

[(1, 39882680), (2, 19941340), (4, 9970670), (5, 7976536), (8, 4985335), (10, 3988268), (17, 2346040), (20, 1994134), (34, 1173020), (40, 997067), (68, 586510), (85, 469208), (89, 448120), (136, 293255), (170, 234604), (178, 224060), (340, 117302), (356, 112030), (445, 89624), (659, 60520), (680, 58651), (712, 56015), (890, 44812), (1318, 30260), (1513, 26360), (1780, 22406), (2636, 15130), (3026, 13180), (3295, 12104), (3560, 11203), (5272, 7565), (6052, 6590)]