4054840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:184

約数の個数: 64

約数和(自身を含む): 9914400

約数和(自身を除く): 5859560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 67, 68, 85, 89, 134, 136, 170, 178, 268, 335, 340, 356, 445, 536, 670, 680, 712, 890, 1139, 1340, 1513, 1780, 2278, 2680, 3026, 3560, 4556, 5695, 5963, 6052, 7565, 9112, 11390, 11926, 12104, 15130, 22780, 23852, 29815, 30260, 45560, 47704, 59630, 60520, 101371, 119260, 202742, 238520, 405484, 506855, 810968, 1013710, 2027420, 4054840]

約数ペア:

[(1, 4054840), (2, 2027420), (4, 1013710), (5, 810968), (8, 506855), (10, 405484), (17, 238520), (20, 202742), (34, 119260), (40, 101371), (67, 60520), (68, 59630), (85, 47704), (89, 45560), (134, 30260), (136, 29815), (170, 23852), (178, 22780), (268, 15130), (335, 12104), (340, 11926), (356, 11390), (445, 9112), (536, 7565), (670, 6052), (680, 5963), (712, 5695), (890, 4556), (1139, 3560), (1340, 3026), (1513, 2680), (1780, 2278)]