19935750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{1399}}^1$

素因数の和:1438

約数の個数: 64

約数和(自身を含む): 52416000

約数和(自身を除く): 32480250

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 25, 30, 38, 50, 57, 75, 95, 114, 125, 150, 190, 250, 285, 375, 475, 570, 750, 950, 1399, 1425, 2375, 2798, 2850, 4197, 4750, 6995, 7125, 8394, 13990, 14250, 20985, 26581, 34975, 41970, 53162, 69950, 79743, 104925, 132905, 159486, 174875, 209850, 265810, 349750, 398715, 524625, 664525, 797430, 1049250, 1329050, 1993575, 3322625, 3987150, 6645250, 9967875, 19935750]

約数ペア:

[(1, 19935750), (2, 9967875), (3, 6645250), (5, 3987150), (6, 3322625), (10, 1993575), (15, 1329050), (19, 1049250), (25, 797430), (30, 664525), (38, 524625), (50, 398715), (57, 349750), (75, 265810), (95, 209850), (114, 174875), (125, 159486), (150, 132905), (190, 104925), (250, 79743), (285, 69950), (375, 53162), (475, 41970), (570, 34975), (750, 26581), (950, 20985), (1399, 14250), (1425, 13990), (2375, 8394), (2798, 7125), (2850, 6995), (4197, 4750)]