1570446980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{101}}^1\times {\mathrm{809}}^1$

素因数の和:981

約数の個数: 72

約数和(自身を含む): 3445749720

約数和(自身を除く): 1875302740

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 101, 124, 155, 202, 310, 404, 505, 620, 809, 961, 1010, 1618, 1922, 2020, 3131, 3236, 3844, 4045, 4805, 6262, 8090, 9610, 12524, 15655, 16180, 19220, 25079, 31310, 50158, 62620, 81709, 97061, 100316, 125395, 163418, 194122, 250790, 326836, 388244, 408545, 485305, 501580, 777449, 817090, 970610, 1554898, 1634180, 1941220, 2532979, 3109796, 3887245, 5065958, 7774490, 10131916, 12664895, 15548980, 25329790, 50659580, 78522349, 157044698, 314089396, 392611745, 785223490, 1570446980]

約数ペア:

[(1, 1570446980), (2, 785223490), (4, 392611745), (5, 314089396), (10, 157044698), (20, 78522349), (31, 50659580), (62, 25329790), (101, 15548980), (124, 12664895), (155, 10131916), (202, 7774490), (310, 5065958), (404, 3887245), (505, 3109796), (620, 2532979), (809, 1941220), (961, 1634180), (1010, 1554898), (1618, 970610), (1922, 817090), (2020, 777449), (3131, 501580), (3236, 485305), (3844, 408545), (4045, 388244), (4805, 326836), (6262, 250790), (8090, 194122), (9610, 163418), (12524, 125395), (15655, 100316), (16180, 97061), (19220, 81709), (25079, 62620), (31310, 50158)]