20933250

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1$

素因数の和:165

約数の個数: 128

約数和(自身を含む): 59754240

約数和(自身を除く): 38820990

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 25, 26, 30, 38, 39, 50, 57, 65, 75, 78, 95, 113, 114, 125, 130, 150, 190, 195, 226, 247, 250, 285, 325, 339, 375, 390, 475, 494, 565, 570, 650, 678, 741, 750, 950, 975, 1130, 1235, 1425, 1469, 1482, 1625, 1695, 1950, 2147, 2375, 2470, 2825, 2850, 2938, 3250, 3390, 3705, 4294, 4407, 4750, 4875, 5650, 6175, 6441, 7125, 7345, 7410, 8475, 8814, 9750, 10735, 12350, 12882, 14125, 14250, 14690, 16950, 18525, 21470, 22035, 27911, 28250, 30875, 32205, 36725, 37050, 42375, 44070, 53675, 55822, 61750, 64410, 73450, 83733, 84750, 92625, 107350, 110175, 139555, 161025, 167466, 183625, 185250, 220350, 268375, 279110, 322050, 367250, 418665, 536750, 550875, 697775, 805125, 837330, 1101750, 1395550, 1610250, 2093325, 3488875, 4186650, 6977750, 10466625, 20933250]

約数ペア:

[(1, 20933250), (2, 10466625), (3, 6977750), (5, 4186650), (6, 3488875), (10, 2093325), (13, 1610250), (15, 1395550), (19, 1101750), (25, 837330), (26, 805125), (30, 697775), (38, 550875), (39, 536750), (50, 418665), (57, 367250), (65, 322050), (75, 279110), (78, 268375), (95, 220350), (113, 185250), (114, 183625), (125, 167466), (130, 161025), (150, 139555), (190, 110175), (195, 107350), (226, 92625), (247, 84750), (250, 83733), (285, 73450), (325, 64410), (339, 61750), (375, 55822), (390, 53675), (475, 44070), (494, 42375), (565, 37050), (570, 36725), (650, 32205), (678, 30875), (741, 28250), (750, 27911), (950, 22035), (975, 21470), (1130, 18525), (1235, 16950), (1425, 14690), (1469, 14250), (1482, 14125), (1625, 12882), (1695, 12350), (1950, 10735), (2147, 9750), (2375, 8814), (2470, 8475), (2825, 7410), (2850, 7345), (2938, 7125), (3250, 6441), (3390, 6175), (3705, 5650), (4294, 4875), (4407, 4750)]