20892150

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{2731}}^1$

素因数の和:2766

約数の個数: 72

約数和(自身を含む): 59453784

約数和(自身を除く): 38561634

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 25, 30, 34, 45, 50, 51, 75, 85, 90, 102, 150, 153, 170, 225, 255, 306, 425, 450, 510, 765, 850, 1275, 1530, 2550, 2731, 3825, 5462, 7650, 8193, 13655, 16386, 24579, 27310, 40965, 46427, 49158, 68275, 81930, 92854, 122895, 136550, 139281, 204825, 232135, 245790, 278562, 409650, 417843, 464270, 614475, 696405, 835686, 1160675, 1228950, 1392810, 2089215, 2321350, 3482025, 4178430, 6964050, 10446075, 20892150]

約数ペア:

[(1, 20892150), (2, 10446075), (3, 6964050), (5, 4178430), (6, 3482025), (9, 2321350), (10, 2089215), (15, 1392810), (17, 1228950), (18, 1160675), (25, 835686), (30, 696405), (34, 614475), (45, 464270), (50, 417843), (51, 409650), (75, 278562), (85, 245790), (90, 232135), (102, 204825), (150, 139281), (153, 136550), (170, 122895), (225, 92854), (255, 81930), (306, 68275), (425, 49158), (450, 46427), (510, 40965), (765, 27310), (850, 24579), (1275, 16386), (1530, 13655), (2550, 8193), (2731, 7650), (3825, 5462)]