138800240

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{102059}}^1$

素因数の和:102089

約数の個数: 40

約数和(自身を含む): 341696880

約数和(自身を除く): 202896640

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 102059, 204118, 408236, 510295, 816472, 1020590, 1632944, 1735003, 2041180, 3470006, 4082360, 6940012, 8164720, 8675015, 13880024, 17350030, 27760048, 34700060, 69400120, 138800240]

約数ペア:

[(1, 138800240), (2, 69400120), (4, 34700060), (5, 27760048), (8, 17350030), (10, 13880024), (16, 8675015), (17, 8164720), (20, 6940012), (34, 4082360), (40, 3470006), (68, 2041180), (80, 1735003), (85, 1632944), (136, 1020590), (170, 816472), (272, 510295), (340, 408236), (680, 204118), (1360, 102059)]