20182058620

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1\times {\mathrm{857}}^1$

素因数の和:1223

約数の個数: 96

約数和(自身を含む): 43790947200

約数和(自身を除く): 23608888580

約数列:

[1, 2, 4, 5, 10, 20, 61, 97, 122, 194, 199, 244, 305, 388, 398, 485, 610, 796, 857, 970, 995, 1220, 1714, 1940, 1990, 3428, 3980, 4285, 5917, 8570, 11834, 12139, 17140, 19303, 23668, 24278, 29585, 38606, 48556, 52277, 59170, 60695, 77212, 83129, 96515, 104554, 118340, 121390, 166258, 170543, 193030, 209108, 242780, 261385, 332516, 341086, 386060, 415645, 522770, 682172, 831290, 852715, 1045540, 1177483, 1662580, 1705430, 2354966, 3410860, 4709932, 5070869, 5887415, 10141738, 10403123, 11774830, 16542671, 20283476, 20806246, 23549660, 25354345, 33085342, 41612492, 50708690, 52015615, 66170684, 82713355, 101417380, 104031230, 165426710, 208062460, 330853420, 1009102931, 2018205862, 4036411724, 5045514655, 10091029310, 20182058620]

約数ペア:

[(1, 20182058620), (2, 10091029310), (4, 5045514655), (5, 4036411724), (10, 2018205862), (20, 1009102931), (61, 330853420), (97, 208062460), (122, 165426710), (194, 104031230), (199, 101417380), (244, 82713355), (305, 66170684), (388, 52015615), (398, 50708690), (485, 41612492), (610, 33085342), (796, 25354345), (857, 23549660), (970, 20806246), (995, 20283476), (1220, 16542671), (1714, 11774830), (1940, 10403123), (1990, 10141738), (3428, 5887415), (3980, 5070869), (4285, 4709932), (5917, 3410860), (8570, 2354966), (11834, 1705430), (12139, 1662580), (17140, 1177483), (19303, 1045540), (23668, 852715), (24278, 831290), (29585, 682172), (38606, 522770), (48556, 415645), (52277, 386060), (59170, 341086), (60695, 332516), (77212, 261385), (83129, 242780), (96515, 209108), (104554, 193030), (118340, 170543), (121390, 166258)]