20907937080

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{6453067}}^1$

素因数の和:6453090

約数の個数: 80

約数和(自身を含む): 70273910520

約数和(自身を除く): 49365973440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 6453067, 12906134, 19359201, 25812268, 32265335, 38718402, 51624536, 58077603, 64530670, 77436804, 96796005, 116155206, 129061340, 154873608, 174232809, 193592010, 232310412, 258122680, 290388015, 348465618, 387184020, 464620824, 522698427, 580776030, 696931236, 774368040, 871164045, 1045396854, 1161552060, 1393862472, 1742328090, 2090793708, 2323104120, 2613492135, 3484656180, 4181587416, 5226984270, 6969312360, 10453968540, 20907937080]

約数ペア:

[(1, 20907937080), (2, 10453968540), (3, 6969312360), (4, 5226984270), (5, 4181587416), (6, 3484656180), (8, 2613492135), (9, 2323104120), (10, 2090793708), (12, 1742328090), (15, 1393862472), (18, 1161552060), (20, 1045396854), (24, 871164045), (27, 774368040), (30, 696931236), (36, 580776030), (40, 522698427), (45, 464620824), (54, 387184020), (60, 348465618), (72, 290388015), (81, 258122680), (90, 232310412), (108, 193592010), (120, 174232809), (135, 154873608), (162, 129061340), (180, 116155206), (216, 96796005), (270, 77436804), (324, 64530670), (360, 58077603), (405, 51624536), (540, 38718402), (648, 32265335), (810, 25812268), (1080, 19359201), (1620, 12906134), (3240, 6453067)]