20292750

素因数分解:

$2^1\times 3^2\times 5^3\times {\mathrm{29}}^1\times {\mathrm{311}}^1$

素因数の和:363

約数の個数: 96

約数和(自身を含む): 56946240

約数和(自身を除く): 36653490

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 29, 30, 45, 50, 58, 75, 87, 90, 125, 145, 150, 174, 225, 250, 261, 290, 311, 375, 435, 450, 522, 622, 725, 750, 870, 933, 1125, 1305, 1450, 1555, 1866, 2175, 2250, 2610, 2799, 3110, 3625, 4350, 4665, 5598, 6525, 7250, 7775, 9019, 9330, 10875, 13050, 13995, 15550, 18038, 21750, 23325, 27057, 27990, 32625, 38875, 45095, 46650, 54114, 65250, 69975, 77750, 81171, 90190, 116625, 135285, 139950, 162342, 225475, 233250, 270570, 349875, 405855, 450950, 676425, 699750, 811710, 1127375, 1352850, 2029275, 2254750, 3382125, 4058550, 6764250, 10146375, 20292750]

約数ペア:

[(1, 20292750), (2, 10146375), (3, 6764250), (5, 4058550), (6, 3382125), (9, 2254750), (10, 2029275), (15, 1352850), (18, 1127375), (25, 811710), (29, 699750), (30, 676425), (45, 450950), (50, 405855), (58, 349875), (75, 270570), (87, 233250), (90, 225475), (125, 162342), (145, 139950), (150, 135285), (174, 116625), (225, 90190), (250, 81171), (261, 77750), (290, 69975), (311, 65250), (375, 54114), (435, 46650), (450, 45095), (522, 38875), (622, 32625), (725, 27990), (750, 27057), (870, 23325), (933, 21750), (1125, 18038), (1305, 15550), (1450, 13995), (1555, 13050), (1866, 10875), (2175, 9330), (2250, 9019), (2610, 7775), (2799, 7250), (3110, 6525), (3625, 5598), (4350, 4665)]