2603474020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1\times {\mathrm{911}}^1$

素因数の和:1213

約数の個数: 96

約数和(自身を含む): 6343142400

約数和(自身を除く): 3739668380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 137, 140, 149, 274, 298, 548, 596, 685, 745, 911, 959, 1043, 1370, 1490, 1822, 1918, 2086, 2740, 2980, 3644, 3836, 4172, 4555, 4795, 5215, 6377, 9110, 9590, 10430, 12754, 18220, 19180, 20413, 20860, 25508, 31885, 40826, 63770, 81652, 102065, 124807, 127540, 135739, 142891, 204130, 249614, 271478, 285782, 408260, 499228, 542956, 571564, 624035, 678695, 714455, 873649, 950173, 1248070, 1357390, 1428910, 1747298, 1900346, 2496140, 2714780, 2857820, 3494596, 3800692, 4368245, 4750865, 8736490, 9501730, 17472980, 18596243, 19003460, 37192486, 74384972, 92981215, 130173701, 185962430, 260347402, 371924860, 520694804, 650868505, 1301737010, 2603474020]

約数ペア:

[(1, 2603474020), (2, 1301737010), (4, 650868505), (5, 520694804), (7, 371924860), (10, 260347402), (14, 185962430), (20, 130173701), (28, 92981215), (35, 74384972), (70, 37192486), (137, 19003460), (140, 18596243), (149, 17472980), (274, 9501730), (298, 8736490), (548, 4750865), (596, 4368245), (685, 3800692), (745, 3494596), (911, 2857820), (959, 2714780), (1043, 2496140), (1370, 1900346), (1490, 1747298), (1822, 1428910), (1918, 1357390), (2086, 1248070), (2740, 950173), (2980, 873649), (3644, 714455), (3836, 678695), (4172, 624035), (4555, 571564), (4795, 542956), (5215, 499228), (6377, 408260), (9110, 285782), (9590, 271478), (10430, 249614), (12754, 204130), (18220, 142891), (19180, 135739), (20413, 127540), (20860, 124807), (25508, 102065), (31885, 81652), (40826, 63770)]