2028589720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{32159}}^1$

素因数の和:32272

約数の個数: 64

約数和(自身を含む): 4862592000

約数和(自身を除く): 2834002280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 83, 95, 152, 166, 190, 332, 380, 415, 664, 760, 830, 1577, 1660, 3154, 3320, 6308, 7885, 12616, 15770, 31540, 32159, 63080, 64318, 128636, 160795, 257272, 321590, 611021, 643180, 1222042, 1286360, 2444084, 2669197, 3055105, 4888168, 5338394, 6110210, 10676788, 12220420, 13345985, 21353576, 24440840, 26691970, 50714743, 53383940, 101429486, 106767880, 202858972, 253573715, 405717944, 507147430, 1014294860, 2028589720]

約数ペア:

[(1, 2028589720), (2, 1014294860), (4, 507147430), (5, 405717944), (8, 253573715), (10, 202858972), (19, 106767880), (20, 101429486), (38, 53383940), (40, 50714743), (76, 26691970), (83, 24440840), (95, 21353576), (152, 13345985), (166, 12220420), (190, 10676788), (332, 6110210), (380, 5338394), (415, 4888168), (664, 3055105), (760, 2669197), (830, 2444084), (1577, 1286360), (1660, 1222042), (3154, 643180), (3320, 611021), (6308, 321590), (7885, 257272), (12616, 160795), (15770, 128636), (31540, 64318), (32159, 63080)]