19572540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1091}}^1$

素因数の和:1139

約数の個数: 96

約数和(自身を含む): 61641216

約数和(自身を除く): 42068676

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 23, 26, 30, 39, 46, 52, 60, 65, 69, 78, 92, 115, 130, 138, 156, 195, 230, 260, 276, 299, 345, 390, 460, 598, 690, 780, 897, 1091, 1196, 1380, 1495, 1794, 2182, 2990, 3273, 3588, 4364, 4485, 5455, 5980, 6546, 8970, 10910, 13092, 14183, 16365, 17940, 21820, 25093, 28366, 32730, 42549, 50186, 56732, 65460, 70915, 75279, 85098, 100372, 125465, 141830, 150558, 170196, 212745, 250930, 283660, 301116, 326209, 376395, 425490, 501860, 652418, 752790, 850980, 978627, 1304836, 1505580, 1631045, 1957254, 3262090, 3914508, 4893135, 6524180, 9786270, 19572540]

約数ペア:

[(1, 19572540), (2, 9786270), (3, 6524180), (4, 4893135), (5, 3914508), (6, 3262090), (10, 1957254), (12, 1631045), (13, 1505580), (15, 1304836), (20, 978627), (23, 850980), (26, 752790), (30, 652418), (39, 501860), (46, 425490), (52, 376395), (60, 326209), (65, 301116), (69, 283660), (78, 250930), (92, 212745), (115, 170196), (130, 150558), (138, 141830), (156, 125465), (195, 100372), (230, 85098), (260, 75279), (276, 70915), (299, 65460), (345, 56732), (390, 50186), (460, 42549), (598, 32730), (690, 28366), (780, 25093), (897, 21820), (1091, 17940), (1196, 16365), (1380, 14183), (1495, 13092), (1794, 10910), (2182, 8970), (2990, 6546), (3273, 5980), (3588, 5455), (4364, 4485)]