20148479940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{138821}}^1$

素因数の和:138933

約数の個数: 96

約数和(自身を含む): 58771681920

約数和(自身を除く): 38623201980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 59, 60, 82, 118, 123, 164, 177, 205, 236, 246, 295, 354, 410, 492, 590, 615, 708, 820, 885, 1180, 1230, 1770, 2419, 2460, 3540, 4838, 7257, 9676, 12095, 14514, 24190, 29028, 36285, 48380, 72570, 138821, 145140, 277642, 416463, 555284, 694105, 832926, 1388210, 1665852, 2082315, 2776420, 4164630, 5691661, 8190439, 8329260, 11383322, 16380878, 17074983, 22766644, 24571317, 28458305, 32761756, 34149966, 40952195, 49142634, 56916610, 68299932, 81904390, 85374915, 98285268, 113833220, 122856585, 163808780, 170749830, 245713170, 335807999, 341499660, 491426340, 671615998, 1007423997, 1343231996, 1679039995, 2014847994, 3358079990, 4029695988, 5037119985, 6716159980, 10074239970, 20148479940]

約数ペア:

[(1, 20148479940), (2, 10074239970), (3, 6716159980), (4, 5037119985), (5, 4029695988), (6, 3358079990), (10, 2014847994), (12, 1679039995), (15, 1343231996), (20, 1007423997), (30, 671615998), (41, 491426340), (59, 341499660), (60, 335807999), (82, 245713170), (118, 170749830), (123, 163808780), (164, 122856585), (177, 113833220), (205, 98285268), (236, 85374915), (246, 81904390), (295, 68299932), (354, 56916610), (410, 49142634), (492, 40952195), (590, 34149966), (615, 32761756), (708, 28458305), (820, 24571317), (885, 22766644), (1180, 17074983), (1230, 16380878), (1770, 11383322), (2419, 8329260), (2460, 8190439), (3540, 5691661), (4838, 4164630), (7257, 2776420), (9676, 2082315), (12095, 1665852), (14514, 1388210), (24190, 832926), (29028, 694105), (36285, 555284), (48380, 416463), (72570, 277642), (138821, 145140)]