24971940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19819}}^1$

素因数の和:19841

約数の個数: 72

約数和(自身を含む): 86573760

約数和(自身を除く): 61601820

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 19819, 39638, 59457, 79276, 99095, 118914, 138733, 178371, 198190, 237828, 277466, 297285, 356742, 396380, 416199, 554932, 594570, 693665, 713484, 832398, 891855, 1189140, 1248597, 1387330, 1664796, 1783710, 2080995, 2497194, 2774660, 3567420, 4161990, 4994388, 6242985, 8323980, 12485970, 24971940]

約数ペア:

[(1, 24971940), (2, 12485970), (3, 8323980), (4, 6242985), (5, 4994388), (6, 4161990), (7, 3567420), (9, 2774660), (10, 2497194), (12, 2080995), (14, 1783710), (15, 1664796), (18, 1387330), (20, 1248597), (21, 1189140), (28, 891855), (30, 832398), (35, 713484), (36, 693665), (42, 594570), (45, 554932), (60, 416199), (63, 396380), (70, 356742), (84, 297285), (90, 277466), (105, 237828), (126, 198190), (140, 178371), (180, 138733), (210, 118914), (252, 99095), (315, 79276), (420, 59457), (630, 39638), (1260, 19819)]