7921430

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:173

約数の個数: 64

約数和(自身を含む): 16920576

約数和(自身を除く): 8999146

約数列:

[1, 2, 5, 10, 11, 22, 23, 31, 46, 55, 62, 101, 110, 115, 155, 202, 230, 253, 310, 341, 505, 506, 682, 713, 1010, 1111, 1265, 1426, 1705, 2222, 2323, 2530, 3131, 3410, 3565, 4646, 5555, 6262, 7130, 7843, 11110, 11615, 15655, 15686, 23230, 25553, 31310, 34441, 39215, 51106, 68882, 72013, 78430, 127765, 144026, 172205, 255530, 344410, 360065, 720130, 792143, 1584286, 3960715, 7921430]

約数ペア:

[(1, 7921430), (2, 3960715), (5, 1584286), (10, 792143), (11, 720130), (22, 360065), (23, 344410), (31, 255530), (46, 172205), (55, 144026), (62, 127765), (101, 78430), (110, 72013), (115, 68882), (155, 51106), (202, 39215), (230, 34441), (253, 31310), (310, 25553), (341, 23230), (505, 15686), (506, 15655), (682, 11615), (713, 11110), (1010, 7843), (1111, 7130), (1265, 6262), (1426, 5555), (1705, 4646), (2222, 3565), (2323, 3410), (2530, 3131)]