2005154490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{25717}}^1$

素因数の和:25863

約数の個数: 64

約数和(自身を含む): 5066240256

約数和(自身を除く): 3061085766

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 113, 115, 138, 226, 230, 339, 345, 565, 678, 690, 1130, 1695, 2599, 3390, 5198, 7797, 12995, 15594, 25717, 25990, 38985, 51434, 77151, 77970, 128585, 154302, 257170, 385755, 591491, 771510, 1182982, 1774473, 2906021, 2957455, 3548946, 5812042, 5914910, 8718063, 8872365, 14530105, 17436126, 17744730, 29060210, 43590315, 66838483, 87180630, 133676966, 200515449, 334192415, 401030898, 668384830, 1002577245, 2005154490]

約数ペア:

[(1, 2005154490), (2, 1002577245), (3, 668384830), (5, 401030898), (6, 334192415), (10, 200515449), (15, 133676966), (23, 87180630), (30, 66838483), (46, 43590315), (69, 29060210), (113, 17744730), (115, 17436126), (138, 14530105), (226, 8872365), (230, 8718063), (339, 5914910), (345, 5812042), (565, 3548946), (678, 2957455), (690, 2906021), (1130, 1774473), (1695, 1182982), (2599, 771510), (3390, 591491), (5198, 385755), (7797, 257170), (12995, 154302), (15594, 128585), (25717, 77970), (25990, 77151), (38985, 51434)]