28848460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{853}}^1$

素因数の和:970

約数の個数: 48

約数和(自身を含む): 64562400

約数和(自身を除く): 35713940

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 89, 95, 178, 190, 356, 380, 445, 853, 890, 1691, 1706, 1780, 3382, 3412, 4265, 6764, 8455, 8530, 16207, 16910, 17060, 32414, 33820, 64828, 75917, 81035, 151834, 162070, 303668, 324140, 379585, 759170, 1442423, 1518340, 2884846, 5769692, 7212115, 14424230, 28848460]

約数ペア:

[(1, 28848460), (2, 14424230), (4, 7212115), (5, 5769692), (10, 2884846), (19, 1518340), (20, 1442423), (38, 759170), (76, 379585), (89, 324140), (95, 303668), (178, 162070), (190, 151834), (356, 81035), (380, 75917), (445, 64828), (853, 33820), (890, 32414), (1691, 17060), (1706, 16910), (1780, 16207), (3382, 8530), (3412, 8455), (4265, 6764)]