20535960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{9007}}^1$

素因数の和:9040

約数の個数: 64

約数和(自身を含む): 64857600

約数和(自身を除く): 44321640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 9007, 18014, 27021, 36028, 45035, 54042, 72056, 90070, 108084, 135105, 171133, 180140, 216168, 270210, 342266, 360280, 513399, 540420, 684532, 855665, 1026798, 1080840, 1369064, 1711330, 2053596, 2566995, 3422660, 4107192, 5133990, 6845320, 10267980, 20535960]

約数ペア:

[(1, 20535960), (2, 10267980), (3, 6845320), (4, 5133990), (5, 4107192), (6, 3422660), (8, 2566995), (10, 2053596), (12, 1711330), (15, 1369064), (19, 1080840), (20, 1026798), (24, 855665), (30, 684532), (38, 540420), (40, 513399), (57, 360280), (60, 342266), (76, 270210), (95, 216168), (114, 180140), (120, 171133), (152, 135105), (190, 108084), (228, 90070), (285, 72056), (380, 54042), (456, 45035), (570, 36028), (760, 27021), (1140, 18014), (2280, 9007)]